AlexPinhasov

// Management Function
func handleCarStarted()
{
   turnLights(on: true)
   turnAC(on: true
}

AlexPinhasov

// Router Function
private func turnLights(on shouldTurnLightsOn: Bool)
{
  if shouldTurnLightsOn
  {
    turnExteriorLightsOn()
    checkForBurnedBulbs()
  }
  else { turnExteriorLightsOff() }
  // When an if statment has only 1 thing to execute i like to write it

AlexPinhasov

// Execution Functions
  private func turnExteriorLightsOn()
  {
    leftFrontLight .isOn = true
    rightFrontLight.isOn = true
    leftBackLight  .isOn = true
    rightBackLight .isOn = true
  }
  private func checkForBurnedBulbs()
  {

AlexPinhasov

class Car: Vehicle {
   
// Informer Functions
   override func engineStarted() {
     super.engineStarted()
     handleCarStarted()
   }
   
// Management Functions
   private func handleCarStarted() {

AlexPinhasov

extension Car {
  
  // Execution Functions
  private func turnExteriorLightsOn() {
    leftFrontLight .isOn = true
    rightFrontLight.isOn = true
    leftBackLight  .isOn = true
    rightBackLight .isOn = true
  }
  

AlexPinhasov

public var isHidden: Bool {
  return alpha == 0.0
}

if containerView.isHidden

AlexPinhasov

private var positionedVerticaly: Bool {
  return view.frame.width/2 == centerX
}

if positionedVerticaly
if positionedVerticaly && positionedHorizontally
VS
if isPositionedVerticaly
if isPositionedVerticaly && isPositionedHorizontally

AlexPinhasov

public var isPositionedVerticaly: Bool {
  return positionedVerticaly
}

if containerView.isPositionedVerticaly

AlexPinhasov

delegate.dataHasUpdated()

func dataHasUpdated() {
  //Someone is informing you that something has happened
}

AlexPinhasov

if let date = dateFormatter.parseDate(from: string) {
    postUploadDate = date
}